From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marcelo Tosatti Subject: Re: [PATCH 0/7 v3] Rework of msrpm optimization and additional fixes for nested svm Date: Tue, 2 Mar 2010 11:26:04 -0300 Message-ID: <20100302142604.GA21780@amt.cnet> References: <1267454080-2513-1-git-send-email-joerg.roedel@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Avi Kivity , Alexander Graf , kvm@vger.kernel.org, linux-kernel@vger.kernel.org To: Joerg Roedel Return-path: Received: from mx1.redhat.com ([209.132.183.28]:19710 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753209Ab0CBOcW (ORCPT ); Tue, 2 Mar 2010 09:32:22 -0500 Content-Disposition: inline In-Reply-To: <1267454080-2513-1-git-send-email-joerg.roedel@amd.com> Sender: kvm-owner@vger.kernel.org List-ID: On Mon, Mar 01, 2010 at 03:34:33PM +0100, Joerg Roedel wrote: > Hi, > > this is the third round of the msrpm merge optimization patches for > nested svm. The change to the previous post it the introduction of an > direc_access_msrs list which contains all msrs that a guest might > directly access. This list is used to initialize the msrpm bitmaps and > the msrpm_offset table used for merging two tables. This optimization > more than doubles the performance of kernel compiles in the nested guest > using nested-shadow paging. > The other random fixes in this set were not changed to the last version > of this set. Patch 1/7 is new because it was forgotten in the last post. > > Thanks, > > Joerg Applied, thanks.